[单选题]梯子应坚固完整，有（）措施。梯子的支柱应能承受作业人员及所携带的工具、材料攀登时的总重量。
A.防滑
B.防盗
C.防水
D.防火

[单选题]输血相关移植物抗宿主病易发生
A.肺炎患者输血后
B.再生障碍性贫血患者输血后
C.严重免疫缺陷性疾病输血后
D.溶血性贫血患者输血后
E.白血病患者输血后

[多项选择]下列( )情况的动火属于一级动火。
A. 在比较密封的地下室内进行用火作业
B. 小型油箱等容器
C. 登高焊、割作业
D. 各种受压设备
E. 在禁火区域内进行动火作业

[填空题]按照H. A. Simon的观点，决策过程一般可划分为三个阶段，这三个阶段是收集信息、发现和认识问题；决策方案的设计、分析和 【10】 。

[单选题]HAF603规定,管板或接管角焊缝凸度或凹度应不大于( )。 ( )
A.1mm
B.1.5mm
C.2.5mm
D.3mm

[单项选择]
The Marriage Rate in U. S.
The United States has historically had higher rates of marriage than those of other industrialized countries. The current annual marriage 1 in the United States—about 9 new marriages for every 1,000 people—is 2 higher than it is in other industrialized countries. However, marriage is 3 as widespread as it was several decades ago. 4 of American adults who are married 5 from 72 percent in 1970 to 60 percent in 2002. This does not mean that large numbers of people will remain unmarried 6 their lives. Throughout the 20th century, about 90 percent of Americans married at some 7 in their lives. Experts 8 that about the same proportion of today’s young adults will eventually marry.
The timing of marriage has varied 9 over the past century. In 1995 the average age of women in the United States at the time of their first marriage was 25. The average age of men was about 27. Men and women in the United States marry for the first time at an average of five years later than people did in the 1950s. 10 , young adults of the 1950s married younger than did any previous 11 in U.S. history. Today’s later age of marriage is 12 the age of marriage between 1890 and 1940. Moreover, a greater proportion of the population was married (95 percent) during the 1950s than at any time before 13 . Experts do not agree on why the "marriage rush" of the late 1940s and 1950s occurred, but most social scientists believe it represented a 14 to the return of peaceful life and prosperity after 15 years of severe economic 15 and war.
A. past
B. passing
C. throughout
D. through

[多选题]当容许信号机出现（）状况，司机在确认信号机上装有容许信号时，司机应按不超过20km/h通过该信号机。
A.灯光熄灭
B.容许信号和通过信号机灯光都熄灭时
C.绿色灯光
D.白色灯光

[单选题] "当供电半径和输送功率一定时,导线截面越大,电能损耗( )
A.越多
B.越少
C.不变"

[多选题]对于萎缩性胃窦胃炎，下列恰当的是( )
A.可伴有浅表性胃炎
B.胃固有腺体（幽门腺或泌酸腺）数量增加
C.可能与幽门螺杆菌相关
D.可能与胆汁反流有关
E.可同时伴有胃体黏膜灶性萎缩

[单选题]根据《广西电网有限责任公司基建项目验收、投产及移交管理细则》Q/CSG-GXPG2053003-2021第二十一条规定，启动方案涉及原有设备停电接入后方可启动的工程项目，停电时长超过30个工作日的，应该在停电前至少（ ）将启动方案报相应调度机构。
A. 3个工作日
B. 5个工作日
C.10个工作日
D.15个工作日

[单选题]颈椎活动受限的常见原因中，不包括
A.颈部肌肉纤维炎及颈肌韧带劳损
B.颈椎增生性关节炎
C.结核或肿瘤浸润使颈椎骨质破坏
D.椎间盘脱出
E.颈椎外伤、骨折或关节脱位

[判断题]按照 GB/T 12243-2005《120《弹簧直接载荷式安全阀》 的规定,水或其它液体用安全 阀的排放压力≤1.20 整定压力 ( )
A.正确
B.错误

[判断题]TEDS集中监控中心原则上应设置在动车（客车）段。
A.正确
B.错误

[单项选择]{{B}}E{{/B}}